289744518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{19543}}^1$

素因数の和:19908

約数の個数: 32

約数和(自身を含む): 664183296

約数和(自身を除く): 374438778

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 353, 706, 1059, 2118, 2471, 4942, 7413, 14826, 19543, 39086, 58629, 117258, 136801, 273602, 410403, 820806, 6898679, 13797358, 20696037, 41392074, 48290753, 96581506, 144872259, 289744518]

約数ペア:

[(1, 289744518), (2, 144872259), (3, 96581506), (6, 48290753), (7, 41392074), (14, 20696037), (21, 13797358), (42, 6898679), (353, 820806), (706, 410403), (1059, 273602), (2118, 136801), (2471, 117258), (4942, 58629), (7413, 39086), (14826, 19543)]